At present, the "new crown" virus is still raging around the world, and "wearing a mask" has become the most basic and effective "standard" measure for safe travel. In a crowd, we can almost "identify...
When debugging low power consumption, it is best to close the serial port and modify the macro:
HAL_UART=FALSEHAL_UART_DMA=1HAL_UART_ISR=0HAL_UART_TX_BY_ISR=1
However, after the modification, a compil...
1. SummaryCode Composer Studio (CCSv5, CCSv6, CCSv7) based on the Eclipse open source framework sometimes displays abnormalities during use, such as missing menus or frequent crashes. These abnormalit...
The serial port is not connected, what's going on? ? ? ? ? ? ? ? PERCFG = 0x00; //USART1 is position 1 P0SEL |= BV(4) | BV(5); //Configure P0.4 and P0.5 as peripherals, not GPIO P2SEL |= BV(6); //Func...
Hello, fellow electronics colleagues! I have never been able to fully master the design of analog filters with op amps, and I usually just use simulation tools. I would like to ask two questions: How ...
introduction
Some electronic equipment and household appliances do not require the use of switching power supplies with completely isolated input and output. For example, the driving power supp...[Details]
introduction
Using wireless sensor networks to detect the amount of grain in a grain depot is a new technology. Due to the complexity of grain piles, a large number of unevenly distribut...[Details]
How can we achieve PWM dimming? The specific method to achieve PWM dimming is to connect a MOS switch tube in series in the LED load, and the anode of this string of LEDs is powered by a constant c...[Details]
According to foreign media 91mobiles, a new entry-level phone from vivo will be released overseas soon, named vivo Y21T. The renderings and some parameters of this phone have been exposed. It u...[Details]
"We have fulfilled our promise and put our self-developed Huangshan No. 1 chip into mass production in the first half of this year. At the same time, we have also created a new sub-category of health...[Details]
All oscilloscopes will generate vertical noise during the analog channel and digital conversion process, which is inevitable. Many users ignore this important parameter when purchasing an oscilloscope...[Details]
"The inspection of distribution box No. 1 has been completed, the inspection of distribution box No. 2 has been completed... the inspection of distribution box No. 26 has been completed, all meet t...[Details]
Function description: PWM, by changing the duty cycle, PWM_T/100, where 100 is the period, each key press will give PWM_T a fixed value, thus changing the output waveform. #include reg52.h sbit P10...[Details]
Without further ado, let’s talk about the purpose: using the timer query method to invert the LED. Then add the code: ORG 0000H MOVTMOD,#00H MOV TH1,#0ECH MOV TL1,#78H SETB TR1 WhatchTf1: JBC TF1,T1O...[Details]
Circuit that converts single pulse width RF control signal into voltage
The circuit presented in this article has parameters set by a microcomputer, which then converts ...[Details]
After 400,000 kilometers of driving, the health of the Aegis Dagger battery reached 90.5% - these are two astonishing figures that Geely threw to the entire power battery industry and new energy ve...[Details]
Accenture has reached an agreement to acquire XtremeEDA, an Ottawa-based leader in chip design services. The company provides semiconductor engineering services to clients seeking custom silicon solu...[Details]
IEC 60601-1:2006 states that medical equipment connected to a patient must be defibrillation resistant (i.e., the medical equipment can be connected to the patient while a defibrillator is in operatio...[Details]
Let's take a look at the ARM storage system:
It can be seen that the fastest are the processor and internal registers, which are few in number and very expensive. Next is TCM tightly cou...[Details]
DIY/Open Source Hardware
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